7. On a hike, Peter walked 28 km in 7 h.
a) What was his average rate of walking?
b) Suppose that he walked the 28 km in
8 h. What would his average rate of
walking be?

Respuesta :

A: 28km in 7h
B 28km in 8h
a) 4 km per hour.
b) 3.5 km per hour
hope this helps!